Troubleshooting Guide - Onkyo Ta-R77 Bedienungsanleitung

Trouble-shooting Guide
The following guide lists various problems which do not require professional servicing. If, however, the problem is not corrected by using this
guide, contact your Onkyo dealer for assistance.
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Problem
[
No power
Cause
1
Remedy
e@ Power cord plug is loose.
e Insert plug properly into outlet.
Playback but no sound. @ Hook-up incorrect.
e@ Stereo amplifier input selector switch
is in wrong position.
@ Check and hook up correctly according to page 4.
e Change switch position.
Tape does not turn.
aoe 6
e@Slack tape wound around pinch roller e Take up slack with a pencil. (see page 8)
REC button does not engage.
e@ No tape is in cassette compartment.
e Erasure prevention tab(s) is punched
out.
e Load cassette tape.
e Change cassette or cover tab hole with cellophane
tape.
Hoarse sound, balance unstable.
@ Playback head dirty.
e Tape is stretched.
e Clean head (see page 9).
@ Change cassette.
Excessive noise and tape hiss.
e@ Head has become magnified.
@ High noise level tape.
e Demagnetize. (see page 9)
e Replace cassette.
Distorted sound
e Distortion in tape.
@ Tape is probably bad but confirm by listening to
another one.
Recordings are distorted.
Tape squeal and skipping.
Excessive hum during playback.
High frequency sounds strong.
No high frequency sounds.
———}.
@ Recording is done at too high level.
® Dirty head, pinch roller or capstan
shaft.
© Cassette shell is binding tape or the
tape is stretched.
@ Connecting cords not inserted firmly.
e@ External flux leakage from nearby.
e@ Dolby encoded tape played back
with NR buttons set to incorrect
positions.
@ Readjust input recording level control according
to the directions on page 5.
®Clean. (see page 9).
© Change cassette or try correcting with FF and REW.
e Insert plugs firmly.
@ Move deck away from hum source.
ee Ce a a ee, ee |
@ Set NR buttons to the proper positions. (Dolby B
or Dolby C depending on which was used for
recording)
2 ri
e@NR buttons set to Dolby IN
positions during playback of tape
recorded without Doiby noise
reduction.
e Record/playback head has become
dirty.
@ Tape Selector not set to correct
position.
@Set Doiby NR buttons to the proper positions for
the tape being played back. If no noise reduction
system was used when recording the tape, set the
NR button to the out position.
@Clean. (see page 9)
e@ Reset tape selector.
Timer recording fails to operate;
switches automatically to timer
playback.
e@ Erasure prevention tab(s) has been
punched out.
© Change cassette or cover tab hole with cellophane tape.
The AMCS function does not
Operate properly.
@ The blank sections between songs
are too short or there is too much
noise in the blank sections.
@ Use a tape with completely blank sections of sufficient
length between songs.
Quick reverse does not oeprate. @ The mode selector setting is not
correct.
© The cassette has no leader or the
leader is not transparent.
@ The photo sensor is dirty.
eSettoDorc.
@ Use cassette with suitable leader.
@ Clean the photo sensor (see page 9).
Direction of tape travel reverses
before the end is reached.
@ The tape has a crease, wrinkle or
scratch.
© Change cassette.
—~10—